Cavendish balance for measuring gravitational constant
Product Code : EL-ELE-17621
-
Mass of lead balls: 2 large balls: 1.5 kg each, mass difference the two balls <2.0g. 2 small balls 20g each, mass difference the two balls < 0.5 g.
-
Beam torsion balance: Length 100mm.
-
Thread of torsion balance: free torsion oscillating cycle 0.005’s, length 150mm, area 0.145* 0.008mm2.
-
Damping type: Oil.
-
Uncertainty: Measurement error of gravitational constant <15%.
-
Parts: large lead ball 2 pcs
-
Magnetic bar 1 pc
-
Supporter pipe 2 pcs
-
Slide 2 pcs
-
Leveling screw 3pcs
-
Thread 5pcs
-
Damping oil cylinder 1
-
Holder of cylinder 1
-
Screw for holder 1
-
Nut for clamp 1
-
Oil bottle(Damping oil) 1
-
Plastic pipe for oil 1